Bulk commodity trading system

The invention relates to a bulk commodity trading system. The system comprises a registration unit, a login unit, a shopping unit, a contract management unit and an order tracking unit; the registration unit is used for a customer to upload registration information for verification, so that the customer can be successfully registered as a user after the registration information is verified; the login unit is used for the customer to submit login information, so that the customer can be logged in as a user after it is confirmed that the login information is matched with the registration information; the shopping unit is used for the user to purchase bulk commodities as required and generating an order, and the shopping unit comprises a screening module, wherein the screening module is usedfor screening different types of bulk commodities according to certain conditions; the contract management unit is used for generating an electronic contract according to the content of the order; andthe order tracking unit i